System development, WIP

module/applications/sheets/select-options.mjs

@@ -0,0 +1,50 @@
+import { SYSTEM } from "../../config/system.mjs"
+
+function normalizeMax(max, current) {
+  return Math.max(max ?? 0, Number.isFinite(current) ? current : 0)
+}
+
+export function numericOptions(min, max, current = null) {
+  const resolvedMin = Math.min(min, Number.isFinite(current) ? current : min)
+  const resolvedMax = normalizeMax(max, current)
+  return Array.from({ length: Math.max(0, resolvedMax - resolvedMin) + 1 }, (_, index) => {
+    const value = resolvedMin + index
+    return { value, label: String(value) }
+  })
+}
+
+export function objectOptions(choices) {
+  return Object.entries(choices).map(([value, label]) => ({ value, label }))
+}
+
+export function dieMax(die) {
+  if (typeof die !== "string" || !die.startsWith("d")) return 0
+  const faces = Number.parseInt(die.slice(1), 10)
+  return Number.isFinite(faces) ? faces : 0
+}
+
+export function buildSharedSelectOptions() {
+  return {
+    abilityValues: numericOptions(-3, 6),
+    conditionValues: numericOptions(0, 12),
+    moraleValues: numericOptions(2, 12),
+    armorPenalties: numericOptions(0, 6),
+    shieldPenalties: numericOptions(0, 4),
+    weaponCategories: objectOptions(SYSTEM.weaponCategories),
+    usageDice: objectOptions(SYSTEM.usageDieChoices),
+    armorDice: objectOptions(SYSTEM.armorDieChoices),
+    omenDice: objectOptions(SYSTEM.omenDieChoices),
+    resonanceList: objectOptions(SYSTEM.resonanceList),
+    equipmentSubtypes: objectOptions(SYSTEM.equipmentSubtypes),
+    artifactIds: objectOptions(SYSTEM.artifactChoices),
+    featureIds: objectOptions(SYSTEM.featureChoices),
+  }
+}
+
+export function buildCharacterSelectOptions(system) {
+  return {
+    omenCurrent: numericOptions(0, dieMax(system.omens?.die), system.omens?.current),
+    resonanceUsed: numericOptions(0, system.resonance?.max ?? 0, system.resonance?.used),
+    artifactSyncUsed: numericOptions(0, system.syncLimit ?? 0, system.artifactSync?.used),
+  }
+}